Element block pseudo-class :active generated with background font-weight normal width 160px position static box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px display block height auto float none transform transition padding 20px margin 0px border 0px rgba(0,0,0,1) solid line-height normal border-radius overflow hidden z-index auto cursor default text-shadow